Table 2.6.3 consists of sales and income, both in hundred thousands of dollars, for a six-month period.
a. What is an elementary unit for this data set?
b. What kind of data set is this: univariate, bivariate, or multivariate?
c. Which of these two variables are quantitative? Which are qualitative?
d. Are these time-series or cross-sectional data?

Transcribed Image Text:

TABLE 2.6.3 Sales and Income January through June Sales 350 270 140 280 410 390 Income (loss) 30 23 53 47